Examine source code of Disconnect

{
  "manifest_version": 2,
  "name": "Disconnect",
  "version": "1.0.0",
  "description": "Privacy protection extension that blocks tracking and advertising domains.",
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "tabs",
    "storage",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "mostofakam.a.l1.9.8.41@gmail.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}